my Genesis G70 IG (2017-2023) remote start isn't working, any ideas?

Genesis G70 IG (2017-2023)

Error Codes

1-2 hours

Time

medium

Difficulty

medium

Severity

3 min read

541 words

Problem Statement

Learn how to diagnose and fix remote start issues in Genesis G70 (2017-2023). Step-by-step guide with symptoms, diagnostic steps, and repair instructions.

Affected Component

Electrical

Estimated Time

1-2 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the battery before working on electrical systems to avoid short circuits

Symptoms

•Remote start button on the key fob does not activate the engine
•No response or indication from the vehicle when attempting to use remote start
•Possible 'Key Not Detected' warning on the dashboard
•Engine does not crank or start when remote start is initiated
•Check engine light may be illuminated

Diagnostic Steps

1
Verify that the key fob battery is functional by testing other buttons on the fob
2
Check the vehicle's battery voltage to ensure it is adequately charged
3
Scan the vehicle’s onboard diagnostic system for any trouble codes using an OBD-II scanner
4
Inspect the remote start system's fuse in the fuse box for any blown fuses related to the starting system
5
Ensure that all doors are closed and that the vehicle is in park, as these conditions are required for remote starting
6
Check for any aftermarket alarm or remote start systems that may interfere with the factory remote start

Solution

💡 Expert Tip

For complex repairs like this, consider taking photos at each step. This helps if you need to reverse a step or consult with a mechanic. Also, keep all removed parts organized - you may need to reference them during reassembly.

Verification

After completing the repair, verify that the issue has been resolved:

✓Test the affected component to ensure it functions correctly
✓Check for any error codes or warning lights
✓Monitor the vehicle for a few days to ensure the issue does not recur

Prevention Tips

To prevent this issue from occurring again:

•Follow the manufacturer's recommended maintenance schedule
•Address warning signs early before they develop into major issues
•Use quality parts and fluids recommended for your vehicle
•Keep detailed records of all repairs and maintenance

Tools & Equipment Required

•OBD-II scanner
•Multimeter
•Screwdriver set
•Fuse puller

Parts Required

•Key fob battery (CR2032)
•Replacement fuses as necessary

Related Faults

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Symptoms

•Remote start button on the key fob does not activate the engine

•No response or indication from the vehicle when attempting to use remote start

•Possible 'Key Not Detected' warning on the dashboard

•Engine does not crank or start when remote start is initiated

•Check engine light may be illuminated

Diagnostic Steps

1
Verify that the key fob battery is functional by testing other buttons on the fob
2
Check the vehicle's battery voltage to ensure it is adequately charged
3
Scan the vehicle’s onboard diagnostic system for any trouble codes using an OBD-II scanner
4
Inspect the remote start system's fuse in the fuse box for any blown fuses related to the starting system
5
Ensure that all doors are closed and that the vehicle is in park, as these conditions are required for remote starting
6
Check for any aftermarket alarm or remote start systems that may interfere with the factory remote start

Solution

1. Preparation

Gather necessary tools and parts.
Ensure the vehicle is parked on a level surface and the engine is off.
Disconnect the battery to avoid electrical issues during repairs.

2. Check Key Fob Battery

Use a small screwdriver to open the key fob.
Replace the old battery with a new one (typically CR2032).
Reassemble the fob and test the remote start function again.

3. Inspect Fuse

Locate the fuse box (usually under the dashboard or in the engine compartment).
Use a fuse puller or pliers to remove the fuse related to the remote start system (refer to the owner’s manual for the exact fuse location).
Inspect the fuse for continuity; replace it if it is blown.
Reinstall the fuse and check if the remote start works.

4. Check Battery Voltage

Use a multimeter to measure the vehicle battery voltage.
If the voltage is below 12.4 volts, charge or replace the battery.
After ensuring the battery is charged, reconnect the battery and test the remote start system.

5. Reset the Remote Start System

With the vehicle off, turn the ignition to the "On" position without starting the engine.
Wait for 10 seconds, then turn it back off.
Attempt to use the remote start feature again.